diff --git a/demo.py b/demo.py index 5e4d04c..ba21f4c 100644 --- a/demo.py +++ b/demo.py @@ -1,18 +1,9 @@ -import getpass import json +from base64 import b64encode +from getpass import getpass -import ids -from base64 import b64encode, b64decode import apns -from ids import signing - - -# Open config -try: - with open("config.json", "r") as f: - CONFIG = json.load(f) -except FileNotFoundError: - CONFIG = {} +import ids def input_multiline(prompt): @@ -26,167 +17,56 @@ def input_multiline(prompt): return "\n".join(lines) -def refresh_token(): - # If no username is set, prompt for it - if "username" not in CONFIG: - CONFIG["username"] = input("Enter iCloud username: ") - # If no password is set, prompt for it - if "password" not in CONFIG: - CONFIG["password"] = getpass.getpass("Enter iCloud password: ") - # If grandslam authentication is not set, prompt for it - if "use_gsa" not in CONFIG: - CONFIG["use_gsa"] = input("Use grandslam authentication? [y/N] ").lower() == "y" +# Try and load config.json +try: + with open("config.json", "r") as f: - def factor_gen(): - return input("Enter iCloud 2FA code: ") - - CONFIG["user_id"], CONFIG["token"] = ids._get_auth_token( - CONFIG["username"], CONFIG["password"], factor_gen=factor_gen - ) + CONFIG = json.load(f) +except FileNotFoundError: + CONFIG = {} -def refresh_cert(): - CONFIG["key"], CONFIG["auth_cert"] = ids._get_auth_cert( - CONFIG["user_id"], CONFIG["token"] - ) +conn = apns.APNSConnection( + CONFIG.get("push", {}).get("key"), CONFIG.get("push", {}).get("cert") +) +conn.connect(CONFIG.get("push", {}).get("token")) +user = ids.IDSUser(conn) -def create_connection(): - conn = apns.APNSConnection() - token = conn.connect() - # conn.filter(['com.apple.madrid']) - CONFIG["push"] = { - "token": b64encode(token).decode(), - "cert": conn.cert, - "key": conn.private_key, - } - return conn - - -def restore_connection(): - conn = apns.APNSConnection(CONFIG["push"]["key"], CONFIG["push"]["cert"]) - conn.connect(True, b64decode(CONFIG["push"]["token"])) - # conn.filter(['com.apple.madrid', 'com.apple.private.alloy.facetime.multi']) - return conn - - -def refresh_ids_cert(): - info = { - "uri": "mailto:" + CONFIG["username"], - "user_id": CONFIG["user_id"], - } - - print( - ids._get_handles( - CONFIG["push"]["token"], - CONFIG["user_id"], - ids.KeyPair(CONFIG["key"], CONFIG["auth_cert"]), - ids.KeyPair(CONFIG["push"]["key"], CONFIG["push"]["cert"]), - ) - ) - - resp = None - try: - if "validation_data" in CONFIG: - resp = ids._register_request( - CONFIG["push"]["token"], - info, - ids.KeyPair(CONFIG["key"], CONFIG["auth_cert"]), - ids.KeyPair(CONFIG["push"]["key"], CONFIG["push"]["cert"]), - CONFIG["validation_data"], - ) - except Exception as e: - print(e) - resp = None - - if resp is None: - print( - "Note: Validation data can be obtained from @JJTech, or intercepted using a HTTP proxy." - ) - validation_data = ( - input_multiline("Enter validation data: ") - .replace("\n", "") - .replace(" ", "") - ) - resp = ids._register_request( - CONFIG["push"]["token"], - info, - ids.KeyPair(CONFIG["key"], CONFIG["auth_cert"]), - ids.KeyPair(CONFIG["push"]["key"], CONFIG["push"]["cert"]), - validation_data, - ) - CONFIG["validation_data"] = validation_data - - print(resp) - ids_cert = signing.armour_cert(resp["services"][0]["users"][0]["cert"]) - - CONFIG["ids_cert"] = ids_cert - - -if not "push" in CONFIG: - print("No existing APNs credentials, creating new ones...") - # print("No push conn") - conn = create_connection() +if CONFIG.get("auth", {}).get("cert") is not None: + auth_keypair = ids._helpers.KeyPair(CONFIG["auth"]["key"], CONFIG["auth"]["cert"]) + user_id = CONFIG["auth"]["user_id"] + handles = CONFIG["auth"]["handles"] + user.restore_authentication(auth_keypair, user_id, handles) else: - print("Restoring APNs credentials...") - conn = restore_connection() -print("Connected to APNs!") + username = input("Username: ") + password = getpass("Password: ") -if not "ids_cert" in CONFIG: - print("No existing IDS certificate, creating new one...") - if not "key" in CONFIG: - print("No existing authentication certificate, creating new one...") - if not "token" in CONFIG: - print("No existing authentication token, creating new one...") - refresh_token() - print("Got authentication token!") - refresh_cert() - print("Got authentication certificate!") - refresh_ids_cert() -print("Got IDS certificate!") + user.authenticate(username, password) -ids_keypair = ids.KeyPair(CONFIG["key"], CONFIG["ids_cert"]) +if CONFIG.get("id", {}).get("cert") is not None: + id_keypair = ids._helpers.KeyPair(CONFIG["id"]["key"], CONFIG["id"]["cert"]) + user.restore_identity(id_keypair) +else: + vd = input_multiline("Enter validation data: ") + user.register(vd) +# Write config.json +CONFIG["id"] = { + "key": user._id_keypair.key, + "cert": user._id_keypair.cert, +} +CONFIG["auth"] = { + "key": user._auth_keypair.key, + "cert": user._auth_keypair.cert, + "user_id": user.user_id, + "handles": user.handles, +} +CONFIG["push"] = { + "token": b64encode(user.push_connection.token).decode(), + "key": user.push_connection.private_key, + "cert": user.push_connection.cert, +} -def lookup(topic: str, users: list[str]): - print(f"Looking up users {users} for topic {topic}...") - resp = ids.lookup(conn, CONFIG["username"], ids_keypair, topic, users) - - # print(resp) - # r = list(resp['results'].values())[0] - for k, v in resp["results"].items(): - print(f"Result for user {k} topic {topic}:") - i = v["identities"] - print(f"IDENTITIES: {len(i)}") - for iden in i: - print("IDENTITY", end=" ") - print(f"Push Token: {b64encode(iden['push-token']).decode()}", end=" ") - if "client-data" in iden: - print(f"Client Data: {len(iden['client-data'])}") - - else: - print("No client data") - - -# Hack to make sure that the requests and responses match up -# This filter MUST contain all the topics you are looking up -# conn.filter(['com.apple.madrid', 'com.apple.private.alloy.facetime.multi', 'com.apple.private.alloy.multiplex1', 'com.apple.private.alloy.screensharing']) -# import time -# print("...waiting for queued messages... (this is a hack)") -# time.sleep(5) # Let the server send us any messages it was holding -# conn.sink() # Dump the messages - -lookup("com.apple.madrid", ["mailto:jjtech@jjtech.dev"]) -lookup("com.apple.private.alloy.facetime.multi", ["mailto:jjtech@jjtech.dev"]) - -lookup("com.apple.private.alloy.facetime.multi", ["mailto:user_test2@icloud.com"]) -lookup("com.apple.madrid", ["mailto:user_test2@icloud.com"]) - -lookup("com.apple.private.alloy.multiplex1", ["mailto:user_test2@icloud.com"]) - -lookup("com.apple.private.alloy.screensharing", ["mailto:user_test2@icloud.com"]) - -# time.sleep(4) -# Save config with open("config.json", "w") as f: json.dump(CONFIG, f, indent=4) diff --git a/ids/__init__.py b/ids/__init__.py index 4ff4d2f..ddf1bae 100644 --- a/ids/__init__.py +++ b/ids/__init__.py @@ -1,6 +1,9 @@ from base64 import b64encode + import apns -from . import profile, _helpers, identity + +from . import _helpers, identity, profile + class IDSUser: # Sets self.user_id and self._auth_token @@ -21,13 +24,17 @@ class IDSUser: push_connection: apns.APNSConnection, ): self.push_connection = push_connection - self._push_keypair = _helpers.KeyPair(self.push_connection.private_key, self.push_connection.cert) + self._push_keypair = _helpers.KeyPair( + self.push_connection.private_key, self.push_connection.cert + ) def __str__(self): return f"IDSUser(user_id={self.user_id}, handles={self.handles}, push_token={b64encode(self.push_connection.token).decode()})" - + # Authenticates with a username and password, to create a brand new authentication keypair - def authenticate(self, username: str, password: str, factor_callback: callable = None): + def authenticate( + self, username: str, password: str, factor_callback: callable = None + ): self._authenticate_for_token(username, password, factor_callback) self._authenticate_for_cert() self.handles = profile._get_handles( @@ -38,20 +45,24 @@ class IDSUser: ) # Uses an existing authentication keypair - def restore_authentication(self, auth_keypair: _helpers.KeyPair, user_id: str, handles: dict): + def restore_authentication( + self, auth_keypair: _helpers.KeyPair, user_id: str, handles: dict + ): self._auth_keypair = auth_keypair self.user_id = user_id self.handles = handles - - + # This is a separate call so that the user can make sure the first part succeeds before asking for validation data def register(self, validation_data: str): - resp = identity.register_request( + cert = identity.register( b64encode(self.push_connection.token), self.handles, self.user_id, self._auth_keypair, self._push_keypair, - validation_data + validation_data, ) - print(resp) + self._id_keypair = _helpers.KeyPair(self._auth_keypair.key, cert) + + def restore_identity(self, id_keypair: _helpers.KeyPair): + self._id_keypair = id_keypair diff --git a/ids/_helpers.py b/ids/_helpers.py index 9f2bc93..a7e0a6d 100644 --- a/ids/_helpers.py +++ b/ids/_helpers.py @@ -6,7 +6,11 @@ PROTOCOL_VERSION = "1640" # KeyPair is a named tuple that holds a key and a certificate in PEM form KeyPair = namedtuple("KeyPair", ["key", "cert"]) + def dearmour(armoured: str) -> str: import re + # Use a regex to remove the header and footer (generic so it work on more than just certificates) - return re.sub(r"-----BEGIN .*-----|-----END .*-----", "", armoured).replace("\n", "") \ No newline at end of file + return re.sub(r"-----BEGIN .*-----|-----END .*-----", "", armoured).replace( + "\n", "" + ) diff --git a/ids/identity.py b/ids/identity.py index 5894e14..a9d0306 100644 --- a/ids/identity.py +++ b/ids/identity.py @@ -1,11 +1,14 @@ -from ._helpers import KeyPair, PROTOCOL_VERSION, USER_AGENT -from base64 import b64decode import plistlib -import requests -from .signing import add_auth_signature +from base64 import b64decode -def register_request( - push_token, handles, uid, auth_key: KeyPair, push_key: KeyPair, validation_data +import requests + +from ._helpers import PROTOCOL_VERSION, USER_AGENT, KeyPair +from .signing import add_auth_signature, armour_cert + + +def register( + push_token, handles, user_id, auth_key: KeyPair, push_key: KeyPair, validation_data ): uris = [{"uri": handle} for handle in handles] @@ -20,9 +23,8 @@ def register_request( "service": "com.apple.madrid", "users": [ { - # TODO: Pass ALL URIs from get handles "uris": uris, - "user-id": uid, + "user-id": user_id, } ], } @@ -34,11 +36,9 @@ def register_request( headers = { "x-protocol-version": PROTOCOL_VERSION, - "x-auth-user-id-0": uid, + "x-auth-user-id-0": user_id, } - add_auth_signature( - headers, body, "id-register", auth_key, push_key, push_token, 0 - ) + add_auth_signature(headers, body, "id-register", auth_key, push_key, push_token, 0) r = requests.post( "https://identity.ess.apple.com/WebObjects/TDIdentityService.woa/wa/register", @@ -51,4 +51,13 @@ def register_request( if "status" in r and r["status"] == 6004: raise Exception("Validation data expired!") # TODO: Do validation of nested statuses - return r \ No newline at end of file + if "status" in r and r["status"] != 0: + raise Exception(f"Failed to register: {r}") + if not "services" in r: + raise Exception(f"No services in response: {r}") + if not "users" in r["services"][0]: + raise Exception(f"No users in response: {r}") + if not "cert" in r["services"][0]["users"][0]: + raise Exception(f"No cert in response: {r}") + + return armour_cert(r["services"][0]["users"][0]["cert"]) diff --git a/ids/profile.py b/ids/profile.py index c503ffc..7894cf7 100644 --- a/ids/profile.py +++ b/ids/profile.py @@ -1,16 +1,19 @@ -import requests import plistlib +import random import uuid -import gsa +from base64 import b64decode + +import requests from cryptography import x509 from cryptography.hazmat.backends import default_backend from cryptography.hazmat.primitives import hashes, serialization from cryptography.hazmat.primitives.asymmetric import padding, rsa from cryptography.x509.oid import NameOID -import random -from base64 import b64decode -from ._helpers import KeyPair, PROTOCOL_VERSION, USER_AGENT + +import gsa + from . import signing +from ._helpers import PROTOCOL_VERSION, USER_AGENT, KeyPair def _auth_token_request(username: str, password: str) -> any: @@ -122,24 +125,16 @@ def _get_auth_cert(user_id, token) -> KeyPair: cert.public_bytes(serialization.Encoding.PEM).decode("utf-8").strip(), ) + def _get_handles(push_token, user_id: str, auth_key: KeyPair, push_key: KeyPair): headers = { "x-protocol-version": PROTOCOL_VERSION, "x-auth-user-id": user_id, - #"user-agent": USER_AGENT, } - import oldids - #headers2 = headers.copy() - #oldids._add_auth_push_sig(headers2, None, "id-get-handles", auth_key, push_key, push_token) - #headers3 = headers.copy() signing.add_auth_signature( headers, None, "id-get-handles", auth_key, push_key, push_token ) - #for key, value in headers2.items(): - # if headers3[key] != value: - # print(f"Key {key} mismatch: {headers3[key]} != {value}") - r = requests.get( "https://profile.ess.apple.com/WebObjects/VCProfileService.woa/wa/idsGetHandles", headers=headers, @@ -151,4 +146,4 @@ def _get_handles(push_token, user_id: str, auth_key: KeyPair, push_key: KeyPair) if not "handles" in r: raise Exception("No handles in response: " + str(r)) - return [handle["uri"] for handle in r["handles"]] \ No newline at end of file + return [handle["uri"] for handle in r["handles"]] diff --git a/ids/query.py b/ids/query.py index 443d665..36b991a 100644 --- a/ids/query.py +++ b/ids/query.py @@ -5,6 +5,7 @@ from base64 import b64encode import apns import bags + from . import USER_AGENT, KeyPair, signing diff --git a/ids/signing.py b/ids/signing.py index 7f09170..8b2cdc7 100644 --- a/ids/signing.py +++ b/ids/signing.py @@ -1,18 +1,21 @@ -from ._helpers import dearmour, KeyPair -from datetime import datetime import random -from base64 import b64encode, b64decode +from base64 import b64decode, b64encode +from datetime import datetime + from cryptography import x509 from cryptography.hazmat.backends import default_backend from cryptography.hazmat.primitives import hashes, serialization from cryptography.hazmat.primitives.asymmetric import padding, rsa from cryptography.x509.oid import NameOID +from ._helpers import KeyPair, dearmour + + # TODO: Move this helper somewhere else def armour_cert(cert: bytes) -> str: - x509.load_der_x509_certificate(cert) - ids_cert = ids_cert.public_bytes(serialization.Encoding.PEM).decode("utf-8").strip() - return ids_cert + cert = x509.load_der_x509_certificate(cert) + return cert.public_bytes(serialization.Encoding.PEM).decode("utf-8").strip() + """ Generates a nonce in this format: @@ -21,6 +24,8 @@ Generates a nonce in this format: 000001876d008cc5 # unix time r1r2r3r4r5r6r7r8 # random bytes """ + + def generate_nonce() -> bytes: return ( b"\x01" @@ -31,6 +36,7 @@ def generate_nonce() -> bytes: import typing + # Creates a payload from individual parts for signing def _create_payload( bag_key: str, @@ -73,13 +79,14 @@ def _sign_payload( payload, nonce = _create_payload(bag_key, query_string, push_token, payload) - sig = key.sign(payload, padding.PKCS1v15(), hashes.SHA1()) # type: ignore + sig = key.sign(payload, padding.PKCS1v15(), hashes.SHA1()) # type: ignore sig = b"\x01\x01" + sig sig = b64encode(sig).decode() return sig, nonce + # Add headers for x-push-sig and x-auth-sig stuff def add_auth_signature( headers: dict, diff --git a/newdemo.py b/newdemo.py deleted file mode 100644 index 4541c0f..0000000 --- a/newdemo.py +++ /dev/null @@ -1,59 +0,0 @@ -import ids -import apns -from getpass import getpass -import json -from base64 import b64encode - -def input_multiline(prompt): - print(prompt) - lines = [] - while True: - line = input() - if line == "": - break - lines.append(line) - return "\n".join(lines) - -# Try and load config.json -try: - with open("config.json", "r") as f: - - CONFIG = json.load(f) -except FileNotFoundError: - CONFIG = {} - - -conn = apns.APNSConnection(CONFIG.get("push", {}).get("key"), CONFIG.get("push", {}).get("cert")) -conn.connect(CONFIG.get("push", {}).get("token")) - -user = ids.IDSUser(conn) - -if CONFIG.get("auth", {}).get("cert") is not None: - auth_keypair = ids._helpers.KeyPair(CONFIG["auth"]["key"], CONFIG["auth"]["cert"]) - user_id = CONFIG["auth"]["user_id"] - handles = CONFIG["auth"]["handles"] - user.restore_authentication(auth_keypair, user_id, handles) -else: - username = input("Username: ") - password = getpass("Password: ") - - user.authenticate(username, password) - -vd = input_multiline("Enter validation data: ") -user.register(vd) - -# Write config.json -CONFIG["auth"] = { - "key": user._auth_keypair.key, - "cert": user._auth_keypair.cert, - "user_id": user.user_id, - "handles": user.handles, -} -CONFIG["push"] = { - "token": b64encode(user.push_connection.token).decode(), - "key": user.push_connection.private_key, - "cert": user.push_connection.cert, -} - -with open("config.json", "w") as f: - json.dump(CONFIG, f, indent=4) \ No newline at end of file diff --git a/oldids.py b/oldids.py deleted file mode 100644 index b3f133b..0000000 --- a/oldids.py +++ /dev/null @@ -1,434 +0,0 @@ -import gzip -import plistlib -import random -import uuid -from base64 import b64decode, b64encode -from collections import namedtuple -from datetime import datetime - -import requests -from cryptography import x509 -from cryptography.hazmat.backends import default_backend -from cryptography.hazmat.primitives import hashes, serialization -from cryptography.hazmat.primitives.asymmetric import padding, rsa -from cryptography.x509.oid import NameOID - -import apns -import bags -import gsa - -USER_AGENT = "com.apple.madrid-lookup [macOS,13.2.1,22D68,MacBookPro18,3]" -PROTOCOL_VERSION = "1640" - -KeyPair = namedtuple("KeyPair", ["key", "cert"]) - -# global_key, global_cert = load_keys() - - -def _send_request( - conn: apns.APNSConnection, - bag_key: str, - topic: str, - body: bytes, - keypair: KeyPair, - username: str, -) -> bytes: - body = gzip.compress(body, mtime=0) - - push_token = b64encode(conn.token).decode() - - # Sign the request - signature, nonce = _sign_payload(keypair.key, bag_key, "", push_token, body) - - headers = { - "x-id-self-uri": "mailto:" + username, - "User-Agent": USER_AGENT, - "x-protocol-version": "1630", - } - _add_id_sig(headers, body, bag_key, keypair, push_token) - - # print(headers) - - msg_id = random.randbytes(16) - - req = { - "cT": "application/x-apple-plist", - "U": msg_id, - "c": 96, - "ua": USER_AGENT, - "u": bags.ids_bag()[bag_key], - "h": headers, - "v": 2, - "b": body, - } - - conn.send_message(topic, plistlib.dumps(req, fmt=plistlib.FMT_BINARY)) - # resp = conn.wait_for_packet(0x0A) - - def check_response(x): - if x[0] != 0x0A: - return False - resp_body = apns._get_field(x[1], 3) - if resp_body is None: - return False - resp_body = plistlib.loads(resp_body) - return resp_body["U"] == msg_id - - # Lambda to check if the response is the one we want - # conn.incoming_queue.find(check_response) - payload = conn.incoming_queue.wait_pop_find(check_response) - # conn._send_ack(apns._get_field(payload[1], 4)) - resp = apns._get_field(payload[1], 3) - return plistlib.loads(resp) - - -# Performs an IDS lookup -# conn: an active APNs connection. must be connected and have a push token. will be filtered to the IDS topic -# self: the user's email address -# keypair: a KeyPair object containing the user's private key and certificate -# topic: the IDS topic to query -# query: a list of URIs to query -def lookup( - conn: apns.APNSConnection, self: str, keypair: KeyPair, topic: str, query: list[str] -) -> any: - conn.filter([topic]) - query = {"uris": query} - resp = _send_request(conn, "id-query", topic, plistlib.dumps(query), keypair, self) - # resp = plistlib.loads(resp) - # print(resp) - resp = gzip.decompress(resp["b"]) - resp = plistlib.loads(resp) - return resp - - -def _auth_token_request(username: str, password: str) -> any: - # Turn the PET into an auth token - data = { - "apple-id": username, - "client-id": str(uuid.uuid4()), - "delegates": {"com.apple.private.ids": {"protocol-version": "4"}}, - "password": password, - } - data = plistlib.dumps(data) - - r = requests.post( - "https://setup.icloud.com/setup/prefpane/loginDelegates", - auth=(username, password), - data=data, - verify=False, - ) - r = plistlib.loads(r.content) - return r - - -# Gets an IDS auth token for the given username and password -# Will use native Grand Slam on macOS -# If factor_gen is not None, it will be called to get the 2FA code, otherwise it will be prompted -# Returns (realm user id, auth token) -def _get_auth_token( - username: str, password: str, factor_gen: callable = None -) -> tuple[str, str]: - from sys import platform - - # if use_gsa: - if platform == "darwin": - g = gsa.authenticate(username, password, gsa.Anisette()) - pet = g["t"]["com.apple.gs.idms.pet"]["token"] - else: - # Make the request without the 2FA code to make the prompt appear - _auth_token_request(username, password) - # TODO: Make sure we actually need the second request, some rare accounts don't have 2FA - # Now make the request with the 2FA code - if factor_gen is None: - pet = password + input("Enter 2FA code: ") - else: - pet = password + factor_gen() - r = _auth_token_request(username, pet) - # print(r) - if "description" in r: - raise Exception(f"Error: {r['description']}") - service_data = r["delegates"]["com.apple.private.ids"]["service-data"] - realm_user_id = service_data["realm-user-id"] - auth_token = service_data["auth-token"] - # print(f"Auth token for {realm_user_id}: {auth_token}") - return realm_user_id, auth_token - - -def _generate_csr(private_key: rsa.RSAPrivateKey) -> str: - csr = ( - x509.CertificateSigningRequestBuilder() - .subject_name( - x509.Name( - [ - x509.NameAttribute(NameOID.COMMON_NAME, random.randbytes(20).hex()), - ] - ) - ) - .sign(private_key, hashes.SHA256()) - ) - - csr = csr.public_bytes(serialization.Encoding.PEM).decode("utf-8") - return ( - csr.replace("-----BEGIN CERTIFICATE REQUEST-----", "") - .replace("-----END CERTIFICATE REQUEST-----", "") - .replace("\n", "") - ) - - -# Gets an IDS auth cert for the given user id and auth token -# Returns [private key PEM, certificate PEM] -def _get_auth_cert(user_id, token) -> KeyPair: - private_key = rsa.generate_private_key( - public_exponent=65537, key_size=2048, backend=default_backend() - ) - body = { - "authentication-data": {"auth-token": token}, - "csr": b64decode(_generate_csr(private_key)), - "realm-user-id": user_id, - } - - body = plistlib.dumps(body) - - r = requests.post( - "https://profile.ess.apple.com/WebObjects/VCProfileService.woa/wa/authenticateDS", - data=body, - headers={"x-protocol-version": "1630"}, - verify=False, - ) - r = plistlib.loads(r.content) - if r["status"] != 0: - raise (Exception(f"Failed to get auth cert: {r}")) - cert = x509.load_der_x509_certificate(r["cert"]) - return KeyPair( - private_key.private_bytes( - encoding=serialization.Encoding.PEM, - format=serialization.PrivateFormat.TraditionalOpenSSL, - encryption_algorithm=serialization.NoEncryption(), - ) - .decode("utf-8") - .strip(), - cert.public_bytes(serialization.Encoding.PEM).decode("utf-8").strip(), - ) - - -def _register_request( - push_token, info, auth_key: KeyPair, push_key: KeyPair, validation_data -): - body = { - "hardware-version": "MacBookPro18,3", - "language": "en-US", - "os-version": "macOS,13.2.1,22D68", - "software-version": "22D68", - "services": [ - { - "capabilities": [{"flags": 1, "name": "Messenger", "version": 1}], - "service": "com.apple.madrid", - "users": [ - { - # TODO: Pass ALL URIs from get handles - "uris": [{"uri": info["uri"]}], - "user-id": info["user_id"], - } - ], - } - ], - "validation-data": b64decode(validation_data), - } - - body = plistlib.dumps(body) - - headers = { - "x-protocol-version": PROTOCOL_VERSION, - "x-auth-user-id-0": info["user_id"], - } - _add_auth_push_sig( - headers, body, "id-register", auth_key, push_key, push_token, 0 - ) - - r = requests.post( - "https://identity.ess.apple.com/WebObjects/TDIdentityService.woa/wa/register", - headers=headers, - data=body, - verify=False, - ) - r = plistlib.loads(r.content) - print(f'Response code: {r["status"]}') - if "status" in r and r["status"] == 6004: - raise Exception("Validation data expired!") - # TODO: Do validation of nested statuses - return r - -def _get_handles(push_token, user_id: str, auth_key: KeyPair, push_key: KeyPair): - headers = { - "x-protocol-version": PROTOCOL_VERSION, - "x-auth-user-id": user_id, - } - _add_auth_push_sig( - headers, None, "id-get-handles", auth_key, push_key, push_token - ) - - r = requests.get( - "https://profile.ess.apple.com/WebObjects/VCProfileService.woa/wa/idsGetHandles", - headers=headers, - verify=False, - ) - - r = plistlib.loads(r.content) - - if not "handles" in r: - raise Exception("No handles in response: " + str(r)) - - return [handle["uri"] for handle in r["handles"]] - - -class IDSUser: - def _authenticate_for_token( - self, username: str, password: str, factor_callback: callable = None - ): - self.user_id, self._auth_token = _get_auth_token( - username, password, factor_callback - ) - - def _authenticate_for_cert(self): - self._auth_keypair = _get_auth_cert(self.user_id, self._auth_token) - - # Factor callback will be called if a 2FA code is necessary - def __init__( - self, - push_connection: apns.APNSConnection, - username: str, - password: str, - factor_callback: callable = None, - ): - self.push_connection = push_connection - self._authenticate_for_token(username, password, factor_callback) - self._authenticate_for_cert() - self.handles = _get_handles( - b64encode(self.push_connection.token), - self.user_id, - self._auth_keypair, - KeyPair(self.push_connection.private_key, self.push_connection.cert), - ) - - def __str__(self): - return f"IDSUser(user_id={self.user_id}, handles={self.handles}, push_token={b64encode(self.push_connection.token).decode()})" - - -def test(): - import getpass - - conn = apns.APNSConnection() - conn.connect() - username = input("Enter username: ") - password = getpass.getpass("Enter password: ") - user = IDSUser(conn, username, password) - print(user) - - -# SIGNING STUFF - -# Nonce Format: -# 01000001876bd0a2c0e571093967fce3d7 -# 01 # version -# 000001876d008cc5 # unix time -# r1r2r3r4r5r6r7r8 # random bytes -def generate_nonce() -> bytes: - return ( - b"\x01" - + int(datetime.now().timestamp() * 1000).to_bytes(8, "big") - + random.randbytes(8) - ) - - -# Creates a payload from individual parts for signing -def _create_payload( - bag_key: str, - query_string: str, - push_token: str, - payload: bytes, - nonce: bytes = None, -) -> tuple[str, bytes]: - # Generate the nonce - if nonce is None: - nonce = generate_nonce() - push_token = b64decode(push_token) - - if payload is None: - payload = b"" - - return ( - nonce - + len(bag_key).to_bytes(4, "big") - + bag_key.encode() - + len(query_string).to_bytes(4, "big") - + query_string.encode() - + len(payload).to_bytes(4, "big") - + payload - + len(push_token).to_bytes(4, "big") - + push_token, - nonce, - ) - - -# Returns signature, nonce -def _sign_payload( - private_key: str, bag_key: str, query_string: str, push_token: str, payload: bytes -) -> tuple[str, bytes]: - # Load the private key - key = serialization.load_pem_private_key( - private_key.encode(), password=None, backend=default_backend() - ) - - payload, nonce = _create_payload(bag_key, query_string, push_token, payload) - sig = key.sign(payload, padding.PKCS1v15(), hashes.SHA1()) - - sig = b"\x01\x01" + sig - sig = b64encode(sig).decode() - - return sig, nonce - -def dearmour(cert: str): - return ( - cert.replace("\n", "") - .replace("-----BEGIN CERTIFICATE-----", "") - .replace("-----END CERTIFICATE-----", "") - ) - -# Add headers for x-push-sig and x-auth-sig stuff -def _add_auth_push_sig( - headers: dict, - body: bytes, - bag_key: str, - auth_key: KeyPair, - push_key: KeyPair, - push_token: str, - auth_number=None, -): - push_sig, push_nonce = _sign_payload(push_key.key, bag_key, "", push_token, body) - headers["x-push-sig"] = push_sig - headers["x-push-nonce"] = b64encode(push_nonce) - headers["x-push-cert"] = dearmour(push_key.cert) - headers["x-push-token"] = push_token - - auth_sig, auth_nonce = _sign_payload(auth_key.key, bag_key, "", push_token, body) - auth_postfix = "-" + str(auth_number) if auth_number is not None else "" - headers["x-auth-sig" + auth_postfix] = auth_sig - headers["x-auth-nonce" + auth_postfix] = b64encode(auth_nonce) - headers["x-auth-cert" + auth_postfix] = dearmour(auth_key.cert) - -def _add_id_sig( - headers: dict, - body: bytes, - bag_key: str, - id_key: KeyPair, - push_token: str, -): - id_sig, id_nonce = _sign_payload(id_key.key, bag_key, "", push_token, body) - headers["x-id-sig"] = id_sig - headers["x-id-nonce"] = b64encode(id_nonce) - headers["x-id-cert"] = dearmour(id_key.cert) - headers["x-push-token"] = push_token - - -if __name__ == "__main__": - test()